import java.security.cert.CertificateException;import java.security.cert.X509Certificate;import java.util.ArrayList;import java.util.Iterator;import java.util.List;import java.util.Map;import java.util.Map.Entry;import javax.net.ssl.SSLContext;import javax.net.ssl.TrustManager;import javax.net.ssl.X509TrustManager;import org.apache.http.HttpEntity;import org.apache.http.HttpResponse;import org.apache.http.NameValuePair;import org.apache.http.client.HttpClient;import org.apache.http.client.entity.UrlEncodedFormEntity;import org.apache.http.client.methods.HttpGet;import org.apache.http.client.methods.HttpPost;import org.apache.http.conn.ClientConnectionManager;import org.apache.http.conn.scheme.Scheme;import org.apache.http.conn.scheme.SchemeRegistry;import org.apache.http.conn.ssl.SSLSocketFactory;import org.apache.http.impl.client.DefaultHttpClient;import org.apache.http.message.BasicNameValuePair;import org.apache.http.util.EntityUtils;/** * https工具类 *  * @author remainsu * 2019-05-05 */public class HttpsUtil {        /**     * post方式访问     * @param url 路径     * @param map 参数     * @return     */    public String httpsPost(String url, Map
    
      map) {                String charset = "UTF-8";        HttpClient httpClient = null;        HttpPost httpPost = null;        String result = null;                try {            httpClient = new SSLClient();            httpPost = new HttpPost(url);            //设置参数            List
     
       list = new ArrayList
      
       ();            Iterator iterator = map.entrySet().iterator();            while (iterator.hasNext()) {                Entry
       
         elem = (Entry
        
         ) iterator.next();                list.add(new BasicNameValuePair(elem.getKey(), elem.getValue()));            }            if (list.size() > 0) {                UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list, charset);                httpPost.setEntity(entity);            }            HttpResponse response = httpClient.execute(httpPost);            if (response != null) {                HttpEntity resEntity = response.getEntity();                if (resEntity != null) {                    result = EntityUtils.toString(resEntity, charset);                }            }        } catch (Exception ex) {            ex.printStackTrace();        }        return result;    }        /**     * get方式访问（如果有参数直接 ?xx&yy&zz 的方式即可）     * @param url     * @return     */    public String httpsGet(String url) {           String charset = "UTF-8";        HttpClient httpClient = null;        HttpGet httpGet= null;        String result = null;                try {            httpClient = new SSLClient();            httpGet = new HttpGet(url);                        HttpResponse response = httpClient.execute(httpGet);            if(response != null){                HttpEntity resEntity = response.getEntity();                if(resEntity != null){                    result = EntityUtils.toString(resEntity,charset);                }            }        } catch (Exception e) {            e.printStackTrace();        }                return result;    }}class SSLClient extends DefaultHttpClient {    //用于进行Https请求的HttpClient    public SSLClient() throws Exception {        super();        SSLContext ctx = SSLContext.getInstance("TLS");        X509TrustManager tm = new X509TrustManager() {                        public void checkClientTrusted(X509Certificate[] chain,String authType) throws CertificateException { }                        public void checkServerTrusted(X509Certificate[] chain,String authType) throws CertificateException { }                        public X509Certificate[] getAcceptedIssuers() {return null; }        };        ctx.init(null, new TrustManager[]{tm}, null);        SSLSocketFactory ssf = new SSLSocketFactory(ctx, SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);        ClientConnectionManager ccm = this.getConnectionManager();        SchemeRegistry sr = ccm.getSchemeRegistry();        sr.register(new Scheme("https", 443, ssf));    }}